:root{--bg:#0f172a;--bg-card:#1e293b;--bg-input:#334155;--text:#e2e8f0;--text-muted:#94a3b8;--primary:#3b82f6;--primary-hover:#2563eb;--success:#22c55e;--warning:#eab308;--danger:#ef4444;--border:#334155}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.6}.app{min-height:100vh;display:flex}.sidebar{background:var(--bg-card);border-right:1px solid var(--border);flex-shrink:0;width:220px;padding:1.5rem 0}.sidebar h1{border-bottom:1px solid var(--border);margin-bottom:1rem;padding:0 1.25rem 1rem;font-size:1.2rem}.sidebar a{color:var(--text-muted);padding:.5rem 1.25rem;font-size:.9rem;text-decoration:none;display:block}.sidebar a:hover,.sidebar a.active{color:var(--text);background:var(--bg-input)}.main{flex:1;padding:2rem;overflow-x:auto}.page-title{margin-bottom:1.5rem;font-size:1.5rem}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:8px;margin-bottom:1.5rem;padding:1.5rem}.stats{grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:1rem;margin-bottom:1.5rem;display:grid}.stat{background:var(--bg-card);border:1px solid var(--border);border-radius:8px;padding:1rem}.stat-label{color:var(--text-muted);text-transform:uppercase;font-size:.8rem}.stat-value{font-size:1.8rem;font-weight:700}table{border-collapse:collapse;width:100%}th,td{text-align:left;border-bottom:1px solid var(--border);padding:.75rem}th{color:var(--text-muted);text-transform:uppercase;font-size:.8rem;font-weight:600}.badge{border-radius:9999px;padding:.15rem .5rem;font-size:.75rem;font-weight:600;display:inline-block}.badge-success{color:var(--success);background:#22c55e26}.badge-warning{color:var(--warning);background:#eab30826}.badge-danger{color:var(--danger);background:#ef444426}.btn{cursor:pointer;color:#fff;background:var(--primary);border:none;border-radius:6px;padding:.5rem 1rem;font-size:.9rem;font-weight:500;display:inline-block}.btn:hover{background:var(--primary-hover)}.btn-sm{padding:.3rem .7rem;font-size:.8rem}.btn-danger{background:var(--danger)}.form-group{margin-bottom:1rem}.form-group label{color:var(--text-muted);margin-bottom:.3rem;font-size:.85rem;display:block}.form-group input,.form-group select{border:1px solid var(--border);background:var(--bg-input);width:100%;color:var(--text);border-radius:6px;padding:.5rem .75rem;font-size:.9rem}.alert{border-radius:6px;margin-bottom:1rem;padding:.75rem 1rem;font-size:.9rem}.alert-error{color:var(--danger);border:1px solid var(--danger);background:#ef444426}.alert-success{color:var(--success);border:1px solid var(--success);background:#22c55e26}.login-page{justify-content:center;align-items:center;min-height:100vh;display:flex}.login-box{width:380px}.mono{font-family:SF Mono,Fira Code,monospace;font-size:.85rem}.text-muted{color:var(--text-muted)}.mb-1{margin-bottom:.5rem}.mt-1{margin-top:.5rem}